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5d4439cc3e
release/17.x branch, commit 8f4dd44097c9ae25dd203d5ac87f3b48f854bba8 This adds the flag `-D_LIBCPP_PSTL_CPU_BACKEND_SERIAL`. A future enhancement could possibly pass something different if there is a compelling parallel implementation. That libdispatch one might be worth looking into.
38 lines
1.2 KiB
C++
Vendored
38 lines
1.2 KiB
C++
Vendored
//===----------------------------------------------------------------------===//
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//
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// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
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// See https://llvm.org/LICENSE.txt for license information.
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// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
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//
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//===----------------------------------------------------------------------===//
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#include <__config>
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#include <__utility/unreachable.h>
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#include <filesystem>
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#include <system_error>
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#include "format_string.h"
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_LIBCPP_BEGIN_NAMESPACE_FILESYSTEM
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filesystem_error::~filesystem_error() {}
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void filesystem_error::__create_what(int __num_paths) {
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const char* derived_what = system_error::what();
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__storage_->__what_ = [&]() -> string {
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switch (__num_paths) {
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case 0:
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return detail::format_string("filesystem error: %s", derived_what);
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case 1:
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return detail::format_string("filesystem error: %s [" PATH_CSTR_FMT "]",
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derived_what, path1().c_str());
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case 2:
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return detail::format_string("filesystem error: %s [" PATH_CSTR_FMT "] [" PATH_CSTR_FMT "]",
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derived_what, path1().c_str(), path2().c_str());
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}
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__libcpp_unreachable();
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}();
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}
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_LIBCPP_END_NAMESPACE_FILESYSTEM
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